2016年8月12日
Eqs（hash初步）
摘要： EqsDescription： Consider equations having the following form: a1x13+ a2x23+ a3x33+ a4x43+ a5x53=0 The coefficients are given integers from ... 阅读全文
posted @ 2016-08-12 18:25 抽空的太阳 阅读(257) 评论(0) 推荐(0)
Mobile phones（二维树状数组）
摘要： Mobile phonesDescription： Suppose that the fourth generation mobile phone base stations in the Tampere area operate as follows. The area is d... 阅读全文
posted @ 2016-08-12 17:53 抽空的太阳 阅读(155) 评论(0) 推荐(0)
树状数组模板
摘要： int lowbit(int x){ return x & (-x);}void modify(int x,int add)//一维{ while(x0;i-=lowbit(i)) for(int j=y;j>0;j-=lowbit(j)) ... 阅读全文
posted @ 2016-08-12 17:05 抽空的太阳 阅读(69) 评论(0) 推荐(0)
Apple Tree（树状数组+线段树）
摘要： Apple TreeDescription： There is an apple tree outside of kaka’s house. Every autumn, a lot of apples will grow in the tree. Kaka likes apple ... 阅读全文
posted @ 2016-08-12 16:05 抽空的太阳 阅读(245) 评论(0) 推荐(0)
平衡阵容（RMQ st表算法）
摘要： Balanced LineupDescription： For the daily milking, Farmer John’s N cows (1 ≤ N ≤ 50,000) always line up in the same order. One day Farmer Joh... 阅读全文
posted @ 2016-08-12 15:26 抽空的太阳 阅读(128) 评论(0) 推荐(0)